Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A yellow mineral, essentially CuFeS2, that is an important ore of copper. Also called copper pyrites.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A yellow mineral that is a mixed sulfide of copper and iron, with the chemical formula CuFeS2.

from the GNU version of the Collaborative International Dictionary of English

  • n. Copper pyrites, or yellow copper ore; a common ore of copper, containing copper, iron, and sulphur. It occurs massive and in tetragonal crystals of a bright brass yellow color.

from The Century Dictionary and Cyclopedia

  • n. Copper pyrites, or yellow copper ore.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a yellow copper ore (CuFeS2) made up of copper and iron sulfide

Etymologies

New Latin chalcopyrites : Greek khalkos, copper + pyrites.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

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